How do parents write a beautiful copy of Heimlich's first aid law when they enter the classroom?

Parents enter the classroom. A copy of Heimlich's first aid method is written like this:

Parents, first aid knowledge is at your fingertips. In order to better protect the safety of family members, learn the Heimlich first aid method.

2. Parents come into the classroom and learn Heimlich first aid, so that we can create a safer family environment. Let's work hard for the health and safety of children and their families.

3. Sign up immediately, participate with other parents who care about their children's safety, learn the Heimlich first aid method, and protect the happiness of the family.